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Use the Nernst equation and data from Appendix D to calculate Ecell for each of the following cells. Enter your answer with 3 significant digits. Enter scientific notation as 1.23E4. (a) Mn(s) | Mn2+(0.11) M || Cr3+(0.24 M), Cr2+(0.11 M) | Pt(s) ____________ (b) Mg(s) | Mg2+(0.070) M || [Al(OH)4]-(0.30 M), OH-(0.040 M) | Al(s)
which reaction has the greatest increase in entropya. 2h2o-gt 2h2 o2b. 2h2o-gt 2h2 o2c. h2og-gt h2old. h2ol-gt
Below is the 1H NMR spectrum of the following triazine structure. In the expansions of the spectrum, place the observed multiplicity in the bin above the resonance.
A mass of solid aluminum is at its melting point. what is the maximum mass of this sample that can be melted by 120 kJ of heat? ( Cp=0.900J/gc ; Hfus= 35.7 KJ/g
"What was the % recovery (by mass) of product based on the mass of crude product?" The starting unkown material weighed .2415g, the melting point of just the sample was 51.4-95.2 degrees C,
What is the radius of the cross section of a cylinder that has a volume of 644.0 m3 and a height of 12.6 m? (Volume=πr2×height)?
Use the appendices in your textbook to estimate the normal boiling point of water at 1 atm. Compare the temperature obtained with the known boiling point of water. Can you explain the discrepancy. At what temperature does water boil
Considering A-L to represent the major products formed in each of the following reactions, provide a structure for each of A through L. If more than one product can reasonably be conceived from a given reaction, include those as well.
Equal quantities of 0.010M solutions of an acid HA and a base B are mixed. The pH of the resulting solution is 9.2. Write the equilibrium equation for the reaction between HA and B.
A solution contained KIO3 and excess KI. 25 cm3 of this solution were acidified and the liberated I2 required 26.8 cm3 of 0.1 M Na2S2O3 for complete recaction.
Compare the relative greenness of this approach to at least one other extraction method: steam distillation or solvent extraction. List the green chemistry principles that differentiate the two approaches that you compare
Commercially available concentrated sulfuric acid is 18M. calculate the volume of this acid that is required to prepare
If 0.80 g of a gas occupies 295 mL at 25C and 680 mm Hg of pressure what is the molar mass of the gas?
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